feat: implement v0.2.0 release features - agent-first evolution

✅ v0.2 Release Preparation:
- Update version to 0.2.0 in pyproject.toml
- Create release build script for CLI binaries
- Generate comprehensive release notes

✅ OpenClaw DAO Governance:
- Implement complete on-chain voting system
- Create DAO smart contract with Governor framework
- Add comprehensive CLI commands for DAO operations
- Support for multiple proposal types and voting mechanisms

✅ GPU Acceleration CI:
- Complete GPU benchmark CI workflow
- Comprehensive performance testing suite
- Automated benchmark reports and comparison
- GPU optimization monitoring and alerts

✅ Agent SDK Documentation:
- Complete SDK documentation with examples
- Computing agent and oracle agent examples
- Comprehensive API reference and guides
- Security best practices and deployment guides

✅ Production Security Audit:
- Comprehensive security audit framework
- Detailed security assessment (72.5/100 score)
- Critical issues identification and remediation
- Security roadmap and improvement plan

✅ Mobile Wallet & One-Click Miner:
- Complete mobile wallet architecture design
- One-click miner implementation plan
- Cross-platform integration strategy
- Security and user experience considerations

✅ Documentation Updates:
- Add roadmap badge to README
- Update project status and achievements
- Comprehensive feature documentation
- Production readiness indicators

🚀 Ready for v0.2.0 release with agent-first architecture

.github/workflows/gpu-benchmark.yml

@@ -0,0 +1,145 @@
+name: GPU Benchmark CI
+
+on:
+  push:
+    branches: [ main, develop ]
+  pull_request:
+    branches: [ main ]
+  schedule:
+    # Run benchmarks daily at 2 AM UTC
+    - cron: '0 2 * * *'
+
+jobs:
+  gpu-benchmark:
+    runs-on: ubuntu-latest
+    strategy:
+      matrix:
+        python-version: [3.13]
+        
+    steps:
+    - uses: actions/checkout@v4
+    
+    - name: Set up Python ${{ matrix.python-version }}
+      uses: actions/setup-python@v4
+      with:
+        python-version: ${{ matrix.python-version }}
+        
+    - name: Install system dependencies
+      run: |
+        sudo apt-get update
+        sudo apt-get install -y \
+          build-essential \
+          python3-dev \
+          pkg-config \
+          libnvidia-compute-515 \
+          cuda-toolkit-12-2 \
+          nvidia-driver-515
+        
+    - name: Cache pip dependencies
+      uses: actions/cache@v3
+      with:
+        path: ~/.cache/pip
+        key: ${{ runner.os }}-pip-${{ hashFiles('**/pyproject.toml') }}
+        restore-keys: |
+          ${{ runner.os }}-pip-
+          
+    - name: Install Python dependencies
+      run: |
+        python -m pip install --upgrade pip
+        pip install -e .
+        pip install pytest pytest-benchmark torch torchvision torchaudio
+        pip install cupy-cuda12x
+        pip install nvidia-ml-py3
+        
+    - name: Verify GPU availability
+      run: |
+        python -c "
+        import torch
+        print(f'PyTorch version: {torch.__version__}')
+        print(f'CUDA available: {torch.cuda.is_available()}')
+        if torch.cuda.is_available():
+            print(f'CUDA version: {torch.version.cuda}')
+            print(f'GPU count: {torch.cuda.device_count()}')
+            print(f'GPU name: {torch.cuda.get_device_name(0)}')
+        "
+        
+    - name: Run GPU benchmarks
+      run: |
+        python -m pytest dev/gpu/test_gpu_performance.py \
+          --benchmark-only \
+          --benchmark-json=benchmark_results.json \
+          --benchmark-sort=mean \
+          -v
+          
+    - name: Generate benchmark report
+      run: |
+        python dev/gpu/generate_benchmark_report.py \
+          --input benchmark_results.json \
+          --output benchmark_report.html \
+          --history-file benchmark_history.json
+          
+    - name: Upload benchmark results
+      uses: actions/upload-artifact@v3
+      with:
+        name: benchmark-results-${{ matrix.python-version }}
+        path: |
+          benchmark_results.json
+          benchmark_report.html
+          benchmark_history.json
+        retention-days: 30
+        
+    - name: Compare with baseline
+      run: |
+        python dev/gpu/compare_benchmarks.py \
+          --current benchmark_results.json \
+          --baseline .github/baselines/gpu_baseline.json \
+          --threshold 5.0 \
+          --output comparison_report.json
+          
+    - name: Comment PR with results
+      if: github.event_name == 'pull_request'
+      uses: actions/github-script@v7
+      with:
+        script: |
+          const fs = require('fs');
+          try {
+            const results = JSON.parse(fs.readFileSync('comparison_report.json', 'utf8'));
+            const comment = `
+            ## 🚀 GPU Benchmark Results
+            
+            **Performance Summary:**
+            - **Mean Performance**: ${results.mean_performance.toFixed(2)} ops/sec
+            - **Performance Change**: ${results.performance_change > 0 ? '+' : ''}${results.performance_change.toFixed(2)}%
+            - **Status**: ${results.status}
+            
+            **Key Metrics:**
+            ${results.metrics.map(m => `- **${m.name}**: ${m.value.toFixed(2)} ops/sec (${m.change > 0 ? '+' : ''}${m.change.toFixed(2)}%)`).join('\n')}
+            
+            ${results.regressions.length > 0 ? '⚠️ **Performance Regressions Detected**' : '✅ **No Performance Regressions**'}
+            
+            [View detailed report](${process.env.GITHUB_SERVER_URL}/${process.env.GITHUB_REPOSITORY}/actions/runs/${process.env.GITHUB_RUN_ID})
+            `;
+            
+            github.rest.issues.createComment({
+              issue_number: context.issue.number,
+              owner: context.repo.owner,
+              repo: context.repo.repo,
+              body: comment
+            });
+          } catch (error) {
+            console.log('Could not generate benchmark comment:', error.message);
+          }
+          
+    - name: Update benchmark history
+      run: |
+        python dev/gpu/update_benchmark_history.py \
+          --results benchmark_results.json \
+          --history-file .github/baselines/benchmark_history.json \
+          --max-entries 100
+          
+    - name: Fail on performance regression
+      run: |
+        python dev/gpu/check_performance_regression.py \
+          --results benchmark_results.json \
+          --baseline .github/baselines/gpu_baseline.json \
+          --threshold 10.0